Home / 48,708.04-67,211.96-28,286.11

Finding the Fourth Proportional to 48,708.04, 67,211.96 and 28,286.11

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Solution

The fourth proportional to 48,708.04, 67,211.96 and 28,286.11 is: 39,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,708.04 : 67,211.96 = 28,286.11 : x
  2. Step 2: Convert to fraction form
    48,708.04/67,211.96 = 28,286.11/x
  3. Step 3: Cross multiply
    48,708.04x = 67,211.96 × 28,286.11
  4. Step 4: Simplify right side
    48,708.04x = 1,901,164,868.78
  5. Step 5: Solve for x
    x = 1,901,164,868.78/48,708.04
  6. Step 6: Final answer
    x = 39,031.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.